/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */

package org.netbeans.modules.refactoring.spi.ui;

import org.openide.util.Lookup;

/**
 * Factory which finds (or creates) TreeElement for given Object
 * @see TreeElement
 * @see TreeElementFactoryImplementation
 * @author Jan Becicka
 */
public final class TreeElementFactory {

    private static final Lookup.Result<TreeElementFactoryImplementation> implementations =
        Lookup.getDefault().lookup(new Lookup.Template(TreeElementFactoryImplementation.class));

    private TreeElementFactory() {}

    /**
     * @param object
     * @return TreeElement for given object
     */
    public static TreeElement getTreeElement(Object object) {
        if (object == null) throw new IllegalArgumentException();
        for (TreeElementFactoryImplementation fac: implementations.allInstances()) {
            TreeElement result = fac.getTreeElement(object);
            if (result != null) {
                return result;
            }
        }
        return null;
    }
}
